On 25/01/05 13:54, Volker Kuhlmann wrote: > I think you should re-examine the problem and find a solution not > involving an outragously sized bitmap... ;) Think further - even if that > bitmap compressed very well and could be stored in 10MB disk space, each > time you access it you'd have to decompress it into memory. And unless > you can access it, there's little point in having it.
True. > Given you're at NIWA, do you have access to matlab and can check whether > your files can be read as binary data in a sparse matrix? Octave is a > 2*free replacement for matlab but it's not as advanced. There are a few matlab licenses floating around; I'll check it out. > Can you break down the problem into chunks of say 10000x10000 pixels > max? That's pretty straightforward. Not as butch as one great big problem though ;) Cheers, Roy. -- Roy Britten, Lead Software Developer, Information Systems Team National Institute of Water and Atmospheric Research P.O. Box 8602, Christchurch, New Zealand P:+64-3-343-7818 F:+64-3-348-5548
